diff options
Diffstat (limited to 'board/etin/debris/debris.c')
| -rw-r--r-- | board/etin/debris/debris.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/board/etin/debris/debris.c b/board/etin/debris/debris.c new file mode 100644 index 0000000..fe075f1 --- /dev/null +++ b/board/etin/debris/debris.c @@ -0,0 +1,158 @@ +/* + * (C) Copyright 2000 + * Sangmoon Kim, Etin Systems. dogoil@etinsys.com. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <mpc824x.h> +#include <pci.h> + +int checkboard (void) +{ + /*TODO: Check processor type */ + + puts ( "Board: Debris " +#ifdef CONFIG_MPC8240 + "8240" +#endif +#ifdef CONFIG_MPC8245 + "8245" +#endif + " ##Test not implemented yet##\n"); + return 0; +} + +#if 0 /* NOT USED */ +int checkflash (void) +{ + /* TODO: XXX XXX XXX */ + printf ("## Test not implemented yet ##\n"); + + return (0); +} +#endif + +long int initdram (int board_type) +{ + int i, cnt; + volatile uchar * base= CFG_SDRAM_BASE; + volatile ulong * addr; + ulong save[32]; + ulong val, ret = 0; + + for (i=0, cnt=(CFG_MAX_RAM_SIZE / sizeof(long)) >> 1; cnt > 0; cnt >>= 1) { + addr = (volatile ulong *)base + cnt; + save[i++] = *addr; + *addr = ~cnt; + } + + addr = (volatile ulong *)base; + save[i] = *addr; + *addr = 0; + + if (*addr != 0) { + *addr = save[i]; + goto Done; + } + + for (cnt = 1; cnt <= CFG_MAX_RAM_SIZE / sizeof(long); cnt <<= 1) { + addr = (volatile ulong *)base + cnt; + val = *addr; + *addr = save[--i]; + if (val != ~cnt) { +/* ulong new_bank0_end = cnt * sizeof(long) - 1; + ulong mear1 = mpc824x_mpc107_getreg(MEAR1); + ulong emear1 = mpc824x_mpc107_getreg(EMEAR1); + mear1 = (mear1 & 0xFFFFFF00) | + ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT); + emear1 = (emear1 & 0xFFFFFF00) | + ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT); + mpc824x_mpc107_setreg(MEAR1, mear1); + mpc824x_mpc107_setreg(EMEAR1, emear1);*/ + + ret = cnt * sizeof(long); + goto Done; + } + } + + ret = CFG_MAX_RAM_SIZE; +Done: + return ret; +} + +/* + * Initialize PCI Devices, report devices found. + */ +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_debris_config_table[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x10, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET1_IOADDR, + PCI_ENET1_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, + { } +}; +#endif + +struct pci_controller hose = { +#ifndef CONFIG_PCI_PNP + config_table: pci_debris_config_table, +#endif +}; + +void pci_init_board(void) +{ + pci_mpc824x_init(&hose); +} + +void *nvram_read(void *dest, const long src, size_t count) +{ + volatile uchar *d = (volatile uchar*) dest; + volatile uchar *s = (volatile uchar*) src; + while(count--) { + *d++ = *s++; + asm volatile("sync"); + } + return dest; +} + +void nvram_write(long dest, const void *src, size_t count) +{ + volatile uchar *d = (volatile uchar*)dest; + volatile uchar *s = (volatile uchar*)src; + while(count--) { + *d++ = *s++; + asm volatile("sync"); + } +} + +int misc_init_r(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* Write ethernet addr in NVRAM for VxWorks */ + nvram_write(CFG_ENV_ADDR + CFG_NVRAM_VXWORKS_OFFS, + (char*)&gd->bd->bi_enetaddr[0], 6); + return 0; +} |